28 lines
1.3 KiB
YAML
28 lines
1.3 KiB
YAML
# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
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# RUN: llc -march=amdgcn -mcpu=gfx1010 -run-pass=si-shrink-instructions --verify-machineinstrs %s -o - | FileCheck -check-prefix=GCN %s
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# RUN: llc -march=amdgcn -mcpu=gfx1100 -run-pass=si-shrink-instructions --verify-machineinstrs %s -o - | FileCheck -check-prefix=GCN %s
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# Make sure the implicit vcc_lo of V_CNDMASK is preserved and not promoted to vcc.
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---
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name: shrink_cndmask_implicit_vcc_lo
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tracksRegLiveness: true
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body: |
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bb.0:
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liveins: $vgpr0, $vgpr1
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; GCN-LABEL: name: shrink_cndmask_implicit_vcc_lo
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; GCN: liveins: $vgpr0, $vgpr1
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; GCN-NEXT: {{ $}}
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; GCN-NEXT: [[COPY:%[0-9]+]]:vgpr_32 = COPY $vgpr0
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; GCN-NEXT: [[COPY1:%[0-9]+]]:vgpr_32 = COPY $vgpr0
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; GCN-NEXT: V_CMP_LT_I32_e32 0, [[COPY]], implicit-def $vcc_lo, implicit $exec, implicit-def $vcc
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; GCN-NEXT: [[V_CNDMASK_B32_e32_:%[0-9]+]]:vgpr_32 = V_CNDMASK_B32_e32 0, [[COPY1]], implicit $vcc_lo, implicit $exec
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; GCN-NEXT: S_NOP 0
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%0:vgpr_32 = COPY $vgpr0
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%1:vgpr_32 = COPY $vgpr0
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V_CMP_LT_I32_e32 0, %0:vgpr_32, implicit-def $vcc_lo, implicit $exec, implicit-def $vcc
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%2:vgpr_32 = V_CNDMASK_B32_e64 0, 0, 0, %1:vgpr_32, $vcc_lo, implicit $exec
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S_NOP 0
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...
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